<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .textColorP{
            font-weight: bold;
        }
        .textSize{
            font-size:30px;
        }
    </style>
</head>
<body>
<div id="app">
    <img v-bind:src="imageSrc">
<!--    v-bind简写形式-->
<!--    <img :src="imageSrc">-->

    <div v-bind:class="[classA,classB]">类名作为一个属性值保存</div>
    <div v-bind:class="[isA?classA:classB]">三目运算符</div>
</div>
<script type="text/javascript">
    var vm = new Vue({
        el: '#app',
        data: {
           imageSrc:"images/beida.jpg",
            class: 'textColor',
            classB:'textSize',
            isA:false
        }
    });
</script>
</body>
</html>